Question

solve for c. 8(c + 10) = 9c c =

Explanation:

Step1: Expand the left - hand side

$8(c + 10)=8c+8\times10 = 8c + 80$
So the equation becomes $8c + 80=9c$.

Step2: Isolate the variable c

Subtract $8c$ from both sides of the equation:
$8c+80 - 8c=9c - 8c$
$80 = c$

Answer:

$80$